Onigiri, a healthy Japanese fast food

Basic Info.
Onigiris are filled rice balls, a traditional Japanese fast food also sold in convenience stores. Typical fillings are umeboshi (Japanese pickled plums), salmon, tuna & mayo. Many variations can be found, such as fried rice, rice omelet, yakiniku (Japanese take on Korean BBQ), etc. Onigiris are great for picnics and quick lunch.
Spot Info.
・Name: Onigiri
<Details> Restaurants with English menu
Near Tokyo Station
日本語・English-大戸屋 ごはん処 銀座三越前店 OOTOYA
https://gurunavi.com/en/gegj375/rst/
Travel time (approx.): Closest station – 1min. from Tokyo Metro Ginza Station
5min. from JR Tokyo Station, 15min. from JR Shinjuku Station
Near Shinjuku/Shibuya
日本語・English-大戸屋 新宿東口中央通り店 OOTOYA
https://gurunavi.com/en/gegj372/rst/
Travel time (approx.): Closest station – 2min. from Tokyo Metro Shinjuku Sanchome Station
25min. from JR Tokyo Station, 15min. from JR Shinjuku Station
<Cooking Infomation >
日本語・English – Please see Ms. Green’s website on how to make gyoza.
日本語: http://www.jtbgmt.com/jp/news/2015/0417/
English: http://www.jtbgmt.com/en/cases/msgreen/